Elon Musk's Boring Company reveal first tunneling machine ...

How a Tunnel-Boring Machine Drills Underground | Doovi

Video courtesy of CDM/HMM Joint Venture - For engineering enthusiasts and anyone who's interested in the mechanics of siphon construction, this animation shows exactly how the 110-ton, 300-foot-long tunnel boring machine will drill a distance of nearly two miles, 100 feet beneath the New York Har...